Extend assertNotExist with a new implementation using a viewMatcher as a param

README.md

@@ -197,22 +197,34 @@ assertDisabled(R.id.button);
 ```
 
 #### Hope this view doesn't exist!
+
 ```java
 assertNotExist("Hello world");
-assertNotExist(R.string.hello_world);
-assertNotExist(R.id.button);
+        assertNotExist(R.string.hello_world);
+        assertNotExist(R.id.button);
+        assertNotExist(allOf(withId(R.id.recycler),isDisplayed()));
+```
+
+#### Hope this view does exist!
+
+```java
+assertExist("Hello world");
+        assertExist(R.string.hello_world);
+        assertExist(R.id.button);
+        assertExist(allOf(withId(R.id.recycler),isDisplayed()));
 ```
 
 #### Is the expected checkbox checked?
+
 ```java
 assertChecked("Checked checkbox");
-assertChecked(R.string.checked_checkbox);
-assertChecked(R.id.checkbox);
+        assertChecked(R.string.checked_checkbox);
+        assertChecked(R.id.checkbox);
 
 // ...or not?
-assertUnchecked("Unchecked checkbox");
-assertUnchecked(R.string.unchecked_checkbox);
-assertUnchecked(R.id.checkbox);
+        assertUnchecked("Unchecked checkbox");
+        assertUnchecked(R.string.unchecked_checkbox);
+        assertUnchecked(R.id.checkbox);
 ```
 
 #### Is this view clickable?

barista/src/main/java/com/adevinta/android/barista/assertion/BaristaVisibilityAssertions.kt

@@ -7,19 +7,16 @@ import androidx.annotation.StyleRes
 import androidx.annotation.StyleableRes
 import androidx.test.espresso.Espresso.onView
 import androidx.test.espresso.assertion.ViewAssertions.doesNotExist
-import androidx.test.espresso.matcher.ViewMatchers.isDisplayed
-import androidx.test.espresso.matcher.ViewMatchers.withId
-import androidx.test.espresso.matcher.ViewMatchers.withText
+import androidx.test.espresso.assertion.ViewAssertions.matches
+import androidx.test.espresso.matcher.ViewMatchers.*
 import androidx.test.platform.app.InstrumentationRegistry
 import com.adevinta.android.barista.internal.assertAny
 import com.adevinta.android.barista.internal.matcher.TextColorMatcher
 import com.adevinta.android.barista.internal.matcher.TextStyleableColorMatcher
-import com.adevinta.android.barista.internal.util.resourceMatcher
 import com.adevinta.android.barista.internal.matcher.withCompatText
+import com.adevinta.android.barista.internal.util.resourceMatcher
 import org.hamcrest.Matcher
-import org.hamcrest.Matchers.allOf
-import org.hamcrest.Matchers.containsString
-import org.hamcrest.Matchers.not
+import org.hamcrest.Matchers.*
 
 object BaristaVisibilityAssertions {
 
@@ -58,6 +55,40 @@ object BaristaVisibilityAssertions {
     onView(withCompatText(text)).check(doesNotExist())
   }
 
+  /**
+   * Assert that no view match the viewMatcher in the hierarchy
+   */
+  @JvmStatic
+  fun assertNotExist(viewMatcher: Matcher<View>) {
+    onView(viewMatcher).check(doesNotExist())
+  }
+
+  /**
+   * Assert that a view match the viewMatcher is in the hierarchy
+   */
+  @JvmStatic
+  fun assertExist(viewMatcher: Matcher<View>) {
+    onView(viewMatcher).check(matches(not(doesNotExist())))
+  }
+
+  /**
+   * Assert that a view with this text is in the hierarchy
+   */
+  @JvmStatic
+  fun assertExist(text: String) {
+    onView(withCompatText(text)).check(matches(not(doesNotExist())))
+  }
+
+  /**
+   * Assert that a view with this id is in the hierarchy
+   *
+   * Id must be unique
+   */
+  @JvmStatic
+  fun assertExist(viewId: Int) {
+    onView(withId(viewId)).check(matches(not(doesNotExist())))
+  }
+
   @JvmStatic
   fun assertNotDisplayed(viewId: Int) {
     viewId.resourceMatcher().assertAny(not(isDisplayed()))

sample/build.gradle.kts

@@ -48,6 +48,7 @@ dependencies {
   androidTestImplementation(libs.testing.assertJ)
   androidTestImplementation(libs.testing.mockito.kotlin)
   androidTestImplementation(libs.testing.mockito.android)
+  androidTestImplementation("androidx.test.ext:junit:1.1.3")
 
   testImplementation(libs.testing.jUnit)
 

sample/src/androidTest/java/com/adevinta/android/barista/sample/RecyclerViewWithDifferentDataInsideViewPagerTest.kt

@@ -0,0 +1,91 @@
+package com.adevinta.android.barista.sample
+
+import android.view.View
+import androidx.test.espresso.Espresso
+import androidx.test.espresso.assertion.ViewAssertions
+import androidx.test.espresso.matcher.ViewMatchers.*
+import androidx.test.ext.junit.rules.ActivityScenarioRule
+import com.adevinta.android.barista.assertion.BaristaListAssertions.assertDisplayedAtPosition
+import com.adevinta.android.barista.assertion.BaristaVisibilityAssertions
+import com.adevinta.android.barista.interaction.BaristaSleepInteractions
+import com.adevinta.android.barista.interaction.BaristaViewPagerInteractions.swipeViewPagerBack
+import com.adevinta.android.barista.interaction.BaristaViewPagerInteractions.swipeViewPagerForward
+import com.adevinta.android.barista.internal.matcher.withCompatText
+import junit.framework.AssertionFailedError
+import org.hamcrest.CoreMatchers
+import org.hamcrest.Matcher
+import org.hamcrest.core.AllOf.allOf
+import org.junit.Assert
+import org.junit.Rule
+import org.junit.Test
+
+class RecyclerViewWithDifferentDataInsideViewPagerTest {
+    @Rule
+    var activityRule = ActivityScenarioRule(
+        RecyclerViewsWithDifferentDataInsideViewPagerActivity::class.java
+    )
+
+    @Test
+    fun checkClickRecyclerViewItem() {
+        swipeViewPagerForward(R.id.pager)
+        BaristaSleepInteractions.sleep(500)
+        assertDisplayedAtPosition(R.id.recycler, 1, "Marionberry")
+        swipeViewPagerBack(R.id.pager)
+        BaristaSleepInteractions.sleep(500)
+        assertDisplayedAtPosition(R.id.recycler, 0, R.id.textview, "Apple")
+    }
+
+    @Test
+    fun assertExistingView() {
+        BaristaVisibilityAssertions.assertDisplayed("Apple")
+        BaristaVisibilityAssertions.assertExist(
+            allOf(
+                withCompatText("Apple"),
+                withId(R.id.textview)
+            )
+        )
+        BaristaVisibilityAssertions.assertExist("Apple")
+        BaristaVisibilityAssertions.assertExist(R.id.pager)
+
+        swipeViewPagerForward(R.id.pager)
+        BaristaSleepInteractions.sleep(500)
+        BaristaVisibilityAssertions.assertNotDisplayed("Apple")
+        BaristaVisibilityAssertions.assertExist(
+            allOf(
+                withCompatText("Apple"),
+                withId(R.id.textview)
+            )
+        )
+        BaristaVisibilityAssertions.assertExist(R.id.pager)
+
+    }
+
+    @Test
+    fun assertNotExistingView() {
+        swipeViewPagerForward(R.id.pager)
+        BaristaSleepInteractions.sleep(500)
+        try {
+            BaristaVisibilityAssertions.assertNotExist("Apple")
+            Assert.assertFalse(false)
+        } catch (error: AssertionFailedError) {
+            Assert.assertTrue(true)
+        }
+        Espresso.onView(withCompatText("Apple"))
+            .check(ViewAssertions.matches(withEffectiveVisibility(Visibility.VISIBLE)))
+
+        val displayedRecyclerView: Matcher<View> =
+            allOf(withId(R.id.recycler), isDisplayed())
+
+        BaristaVisibilityAssertions.assertNotExist(
+            CoreMatchers.allOf(
+                withText("Apple"),
+                isDescendantOfA(displayedRecyclerView)
+            )
+        )
+
+        assertDisplayedAtPosition(R.id.recycler, 1, "Marionberry")
+        swipeViewPagerBack(R.id.pager)
+        BaristaSleepInteractions.sleep(500)
+        assertDisplayedAtPosition(R.id.recycler, 0, R.id.textview, "Apple")
+    }
+}